[1] ZOU Y, WU X D, TANG S B, et al.Investigation on microstructure and mechanical properties of Al-Zn-Mg-Cu alloys with various Zn/Mg ratios[J]. Journal of Materials Science & Technology, 2021, 85: 106-117.
[2] HEINZ A, HASZLER A, KEIDEL C, et al.Recent development in aluminium alloys for aerospace applications[J]. Materials Science and Engineering A, 2000, 280(1): 102-107.
[3] AZARNIYA A, TAHERI A K, TAHERI K K.Recent advances in ageing of 7xxx series aluminum alloys: a physical metallurgy perspective[J]. Journal of Alloys and Compounds, 2019, 781: 945-983.
[4] SENKOV O N, SHAGIEV M R, SENKOVA S V, et al.Precipitation of Al3(Sc,Zr) particles in an Al-Zn-Mg-Cu-Sc-Zr alloy during conventional solution heat treatment and its effect on tensile properties[J]. Acta Materialia, 2008, 56(15): 3723-3738.
[5] PENG Y H, LIU C Y, WEI L L, et al.Quench sensitivity and microstructures of high-Zn-content Al-Zn-Mg-Cu alloys with different Cu contents and Sc addition[J]. Transactions of Nonferrous Metals Society of China, 2021, 31(1): 24-35.
[6] CHUNG T F, YANG Y L, HUANG B M, et al.Transmission electron microscopy investigation of separated nucleation and in-situ nucleation in AA7050 aluminium alloy[J]. Acta Materialia, 2018, 149: 377-387.
[7] STARINK M J, MILKEREIT B, ZHANG Y, et al.Predicting the quench sensitivity of Al-Zn-Mg-Cu alloys: a model for linear cooling and strengthening[J]. Materials & Design, 2015, 88: 958-971.
[8] STARINK M J, WANG S C.A model for the yield strength of overaged Al-Zn-Mg-Cu alloys[J]. Acta Materialia, 2003, 51(17): 5131-5150.
[9] ZOU Y, WU X D, TANG S B, et al.Tailoring phase fractions of T′ and η′ phases in dual-phase strengthened Al-Zn-Mg-Cu alloy via ageing treatment[J]. Transactions of Nonferrous Metals Society of China, 2022, 32(10): 3182-3196.
[10] WU L M, SEYRING M, RETTENMAYR M, et al.Characterization of precipitate evolution in an artificially aged Al-Zn-Mg-Sc-Zr alloy[J]. Materials Science and Engineering A, 2010, 527(4): 1068-1073.
[11] LIU Y, LIANG S, JIANG D M.Influence of repetitious non-isothermal aging on microstructure and strength of Al-Zn-Mg-Cu alloy[J]. Journal of Alloys and Compounds, 2016, 689: 632-640.
[12] PENG X Y, GUO Q, LIANG X D, et al.Mechanical properties, corrosion behavior and microstructures of a non-isothermal ageing treated Al-Zn-Mg-Cu alloy[J]. Materials Science and Engineering A, 2017, 688: 146-154.
[13] ZHAO H, YE L Y, CHENG Q S, et al.Enhanced mechanical properties and corrosion resistance of 7055 aluminum alloy through variable-rate non-isothermal aging[J]. Journal of Alloys and Compounds, 2023, 943: 169198.
[14] JIANG B, YI D Q, YI X O, et al.Effect of trace amounts of added Sc on microstructure and mechanical properties of 2055 aluminum alloy[J]. Materials Characterization, 2018, 141: 248-259.
[15] DEV S, STUART A A, KUMAAR R C R D, et al. Effect of scandium additions on microstructure and mechanical properties of Al-Zn-Mg alloy welds[J]. Materials Science and Engineering A, 2007, 467(1): 132-138.
[16] CLOUET E, LAÉ L, ÉPICIER T, et al.Complex precipitation pathways in multicomponent alloys[J]. Nature Materials, 2006, 5(6): 482-488.
[17] YE J, PAN Q L, LIU B, et al.Effects of co-addition of minor Sc and Zr on aging precipitates and mechanical properties of Al-Zn-Mg-Cu alloys[J]. Journal of Materials Research and Technology, 2023, 22: 2944-2954.
[18] DENG Y, YIN Z M, ZHAO K, et al.Effects of Sc and Zr microalloying additions on the microstructure and mechanical properties of new Al-Zn-Mg alloys[J]. Journal of Alloys and Compounds, 2012, 530: 71-80.
[19] ZHANG M, LIU T, HE C N, et al.Evolution of microstructure and properties of Al-Zn-Mg-Cu-Sc-Zr alloy during aging treatment[J]. Journal of Alloys and Compounds, 2016, 658: 946-951.
[20] DENG P, MO W F, OUYANG Z Q, et al.Mechanical properties and corrosion behaviors of (Sc,Zr) modified Al-Cu-Mg alloy[J]. Materials Characterization, 2023, 196: 112619.
[21] LI B, PAN Q L, HUANG X, et al.Microstructures and properties of Al-Zn-Mg-Mn alloy with trace amounts of Sc and Zr[J]. Materials Science and Engineering A, 2014, 616: 219-228.
[22] WLOKA J, VIRTANEN S.Influence of scandium on the pitting behaviour of Al-Zn-Mg-Cu alloys[J]. Acta Materialia, 2007, 55(19): 6666-6672.
[23] LIU J, YAO P, ZHAO N Q, et al.Effect of minor Sc and Zr on recrystallization behavior and mechanical properties of novel Al-Zn-Mg-Cu alloys[J]. Journal of Alloys and Compounds, 2016, 657: 717-725.
[24] ZHANG S S, DU H Q, YAO Z J, et al.Superior high temperature creep resistance of a cast Al-Mg-Ca-Sc alloy with multi-scale hierarchical microstructures[J]. Materials Science and Engineering A, 2022, 850: 143533.
[25] SHARMA M M, AMATEAU M F, EDEN T J.Hardening mechanisms of spray formed Al-Zn-Mg-Cu alloys with scandium and other elemental additions[J]. Journal of Alloys and Compounds, 2006, 416(1): 135-142.
[26] WANG F, XIONG B Q, ZHANG Y Q, et al.Microstructure and mechanical properties of spray-deposited Al-10.8Zn-2.8Mg-1.9Cu alloy after two-step aging treatment at 110 and 150 ℃[J]. Materials Characterization, 2007, 58(1): 82-86.
[27] GUO S, NING Z L, CAO F Y, et al.Microstructural evolution of spray-formed Al-11.5Zn-2.0Mg-1.6Cu alloy during hot-extrusion and heat-treatment[J]. Transactions of Nonferrous Metals Society of China, 2009, 19(2): S343-S348.
[28] YIN H, WEN K, LI Z H, et al.Effect of Zn/Mg ratio on the microstructure and mechanical properties of as-cast Al-Zn-Mg-Cu alloys and the phase transformation during homogenization[J]. Journal of Materials Research and Technology, 2023, 26: 3646-3660.
[29] LI L B, LI R D, YUAN T C, et al.Microstructures and tensile properties of a selective laser melted Al-Zn-Mg-Cu (Al7075) alloy by Si and Zr microalloying[J]. Materials Science and Engineering A, 2020, 787: 139492.
[30] LI H C, CAO F Y, GUO S, et al.Effects of Mg and Cu on microstructures and properties of spray-deposited Al-Zn-Mg-Cu alloys[J]. Journal of Alloys and Compounds, 2017, 719: 89-96.
[31] MAKI N, IWAOKA H, HIROSAWA S.Development of thermally stable powder metallurgy Al-Mn alloy extrusions and prediction of their terminal strength after prolonged service periods at high temperatures[J]. Materials Science and Engineering A, 2020, 793: 139813.
[32] REN J, WANG R C, PENG C Q, et al.Ultra-high strength Al-Zn-Mg-Cu alloys with high zinc content prepared via powder hot extrusion[J]. Micron, 2021, 144: 103015.
[33] LI H C, CAO F Y, GUO S, et al.Microstructures and properties evolution of spray-deposited Al-Zn-Mg-Cu-Zr alloys with scandium addition[J]. Journal of Alloys and Compounds, 2017, 691: 482-488.
[34] SEIDMAN D N, MARQUIS E A, DUNAND D C.Precipitation strengthening at ambient and elevated temperatures of heat-treatable Al(Sc) alloys[J]. Acta Materialia, 2002, 50(16): 4021-4035.
[35] LEFEBVRE W, MASQUELIER N, HOUARD J, et al.Tracking the path of dislocations across ordered Al3Zr nano-precipitates in three dimensions[J]. Scripta Materialia, 2014, 70: 43-46.